20253948

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:108

約数の個数: 144

約数和(自身を含む): 59435040

約数和(自身を除く): 39181092

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 29, 33, 37, 39, 44, 52, 58, 66, 74, 78, 87, 111, 116, 121, 132, 143, 148, 156, 174, 222, 242, 286, 319, 348, 363, 377, 407, 429, 444, 481, 484, 572, 638, 726, 754, 814, 858, 957, 962, 1073, 1131, 1221, 1276, 1443, 1452, 1508, 1573, 1628, 1716, 1914, 1924, 2146, 2262, 2442, 2886, 3146, 3219, 3509, 3828, 4147, 4292, 4477, 4524, 4719, 4884, 5291, 5772, 6292, 6438, 7018, 8294, 8954, 9438, 10527, 10582, 11803, 12441, 12876, 13431, 13949, 14036, 15873, 16588, 17908, 18876, 21054, 21164, 23606, 24882, 26862, 27898, 31746, 35409, 41847, 42108, 45617, 47212, 49764, 53724, 55796, 58201, 63492, 70818, 83694, 91234, 116402, 129833, 136851, 141636, 153439, 167388, 174603, 182468, 232804, 259666, 273702, 306878, 349206, 389499, 460317, 519332, 547404, 613756, 698412, 778998, 920634, 1557996, 1687829, 1841268, 3375658, 5063487, 6751316, 10126974, 20253948]

約数ペア:

[(1, 20253948), (2, 10126974), (3, 6751316), (4, 5063487), (6, 3375658), (11, 1841268), (12, 1687829), (13, 1557996), (22, 920634), (26, 778998), (29, 698412), (33, 613756), (37, 547404), (39, 519332), (44, 460317), (52, 389499), (58, 349206), (66, 306878), (74, 273702), (78, 259666), (87, 232804), (111, 182468), (116, 174603), (121, 167388), (132, 153439), (143, 141636), (148, 136851), (156, 129833), (174, 116402), (222, 91234), (242, 83694), (286, 70818), (319, 63492), (348, 58201), (363, 55796), (377, 53724), (407, 49764), (429, 47212), (444, 45617), (481, 42108), (484, 41847), (572, 35409), (638, 31746), (726, 27898), (754, 26862), (814, 24882), (858, 23606), (957, 21164), (962, 21054), (1073, 18876), (1131, 17908), (1221, 16588), (1276, 15873), (1443, 14036), (1452, 13949), (1508, 13431), (1573, 12876), (1628, 12441), (1716, 11803), (1914, 10582), (1924, 10527), (2146, 9438), (2262, 8954), (2442, 8294), (2886, 7018), (3146, 6438), (3219, 6292), (3509, 5772), (3828, 5291), (4147, 4884), (4292, 4719), (4477, 4524)]